package main

import "fmt"
const (
	i=1<<iota
    j=3<<iota
    k
    l
    m
)

func main() {
	fmt.Println("i=",i)
	fmt.Println("j=",j)
	fmt.Println("k=",k)
	fmt.Println("l=",l)
	fmt.Println("m=",m)
}